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    <title>水平线标签</title>
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    <h3>静夜思</h3>                  
    <p>床前明月光,疑是地上霜。</p>
    <p>举头望明月,低头思故乡。</p>
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    <h3>春晓</h3>                  
    <p>春眠不觉晓,处处闻啼鸟。</p>
    <p>夜来风雨声,花落知多少。</p>
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